620634075

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{4019}}^1$

素因数の和:4132

約数の個数: 48

約数和(自身を含む): 1076716800

約数和(自身を除く): 456082725

約数列:

[1, 3, 5, 15, 25, 29, 71, 75, 87, 145, 213, 355, 435, 725, 1065, 1775, 2059, 2175, 4019, 5325, 6177, 10295, 12057, 20095, 30885, 51475, 60285, 100475, 116551, 154425, 285349, 301425, 349653, 582755, 856047, 1426745, 1748265, 2913775, 4280235, 7133725, 8275121, 8741325, 21401175, 24825363, 41375605, 124126815, 206878025, 620634075]

約数ペア:

[(1, 620634075), (3, 206878025), (5, 124126815), (15, 41375605), (25, 24825363), (29, 21401175), (71, 8741325), (75, 8275121), (87, 7133725), (145, 4280235), (213, 2913775), (355, 1748265), (435, 1426745), (725, 856047), (1065, 582755), (1775, 349653), (2059, 301425), (2175, 285349), (4019, 154425), (5325, 116551), (6177, 100475), (10295, 60285), (12057, 51475), (20095, 30885)]